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R
Python
MATLAB
LaTeX
FSL
FreeSurfer
Bash
CSS
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Last updated on 2021-12-03.

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Daniel Roelfs

Biomedical researcher with a particular interest in the intersection between neuroimaging and genetics in the domain of neurobiology and psychiatry.

Research Experience

Doctoral Research Fellow

Multimodal Imaging group at NORMENT

University of Oslo

present - 2019

  • PhD position in imaging and genetics in schizophrenia
  • Utilizing large imaging databases such as the UK Biobank and the TOP psychosis database from NORMENT.

Research Assistant

EEG Group at NORMENT

University of Oslo

2019 - 2018

  • Managing EEG data, training new EEG testers, performing EEG experiments, data preprocessing and analysis.

Research Assistant

Department of Medical Physics

Rikshospitalet, Oslo University Hospital

2019 - 2018

  • Data collection and managing in an MRI study on sleep deprivation
  • Analysis of the fMRI data and the output from the camera

Erasmus Traineeship

EEG Group at NORMENT

University of Oslo

2018 - 2017

  • Investigating brain plsaticity through EEG paradigm
  • Planning and running EEG experiments on both healthy individual and patients

Research Intern

Brain Institute

University Medical Centre Utrecht, NL

2016 - 2015

  • Idenifying factors associated with risk outcome in children with CD and ODD

Undergraduate Research Intern

Emergis, Psychiatric Institute for Mental Health Care

Goes, NL

2015 - 2014

  • Identifying risk factors associated with physical restraint in acute psychiatric care

Undergraduate Research Intern

Erasmus Cancer Institute Rotterdam

Rotterdam, NL

2014

  • Status research into comorbidities associated with different cancer therapies




Education

The PhD program at the University of Oslo has a distinct research component and educational component. Both need to be fulfilled to qualify for the PhD defense.

PhD Candidate, Neuroimaging & genetics

University of Oslo

Oslo, Norway

present - 2019

  • Doctoral education at the Institute of Clinical Medicine at the University of Oslo
  • Courses relevant to neurobiology, advanced statistics, and other academic skills

MSc, Biomedicine

Lund University

Lund, Sweden

2018 - 2016

  • Master’s program in Biomedicine at the Faculty of Medicine
  • Focus on molecular biology and neuroscience

BSc, Pre-medical track

University College Roosevelt, Utrecht University

Middelburg, NL

2015 - 2012

  • Major in the pre-medical science track, minor in philosophy.
  • Liberal Arts & Science program
  • Honors College

Epidemiology (summer course)

University College Roosevelt, Utrecht University

Middelburg, NL

2014

  • Summer course in theory and methods behind epidemiology

French Language & Literature (summer course)

Université de Paris I: Panthéon-Sorbonne

Paris, France

2013

  • Summer course in French language and literature

Clinical Experience

Assistant nurse/phlebotomist

Gelre Hospital Apeldoorn

Apeldoorn, NL

2016

Awards

ECIP Oral Finalist

World Congress of Psychiatry Genetics

N/A

2021

Commissions

Committee Member

NORMENT Early Career Researchers Meeting

N/A

2021 - 2020

Committee Member

Norwegian Research School in Neuroscience

N/A

2021 - 2019

General Board Member

The Netherlands Red Cross Student Desk Zeeland

N/A

2015 - 2014




Selected Writings

I occasionally write blogposts that serve as tutorials or showcases for how I solve certain data science problems

Running an ICA on Questionnaires

danielroelfs.com

N/A

2020

How I make QQ Plots Using ggplot

danielroelfs.com

N/A

2020

How I Create Manhattan Plots Using ggplot

danielroelfs.com

N/A

2019

Introduction To Basic Statistics in R

For internal purposes

N/A

2019

  • Gentle introduction to performing statistical analysis and plotting in R
  • Intended for NORMENT employees and other medical researchers

Selected Publications

The genetic architecture of human cortical folding

bioRxiv

N/A

2021

  • Preprint
  • Co-author
  • First author: Dennis van der Meer

Phenotypically independent profiles relevant to mental health are genetically correlated

Translational Psychiatry

N/A

2021

  • First author
  • Co-authored with Dag Alnæs, Oleksandr Frei, Dennis van der Meer, Olav Smeland, Ole Andreassen, Lars Westlye, and supervised by Tobias Kaufmann

Experience-dependent modulation of the visual evoked potential: Testing effect sizes, retention over time, and associations with age in 415 healthy individuals

NeuroImage

N/A

2020

  • Co-author
  • First author: Mathias Valstad

Sleep and sleep deprivation differentially alter white matter microstructure: A mixed model design utilising advanced diffusion modelling

NeuroImage

N/A

2020

  • Co-author
  • First author: Irene Voldsbekk